I think you can if you ___harder A work Bwill work C worked

I think you can if you ___harder A work Bwill work C worked (if you work hard i think you can do better) You will be successful if you ____ hard.A、work B、worked C、wo If you work harder_____,I think you can do better in the com you___succeed if you keep up your good work Amust Bwill be s if you work hard,i think you will () I b___ you can study better if you work hard. I mind helping you if you can't do the work.I read a article I think nothing is i_____ if you work hard. If you work hard,I am sure you can a ____ success. Here is a very old English puzzle.If you can work out what i Do not disturb him if he__.A) works B)will work C)worked D)i